Tariff Commission reports and memoranda; agendas and minutes for meetings of the Commission and its committees; evidence presented by witnesses; questionnaires distributed to the industrial and agricultural sectors; indices to the reports and evidence; correspondence received by the Commission; unpublished reports and papers; notes, drafts, rough papers, statistics and lectures arising from the Reports and investigations of the Commission and used as reference material; financial and legal papers; published material other than that produced by the Commission, including books and articles by W A S Hewins; and minute books and financial papers of the Tariff Reform League.

Manuscript volume containing the seal tariffs decided by the French Conseil d'Etat, Mar 1703, and entitled 'Tarif des droits du Sceau arresté au Conseil'. Includes lists of offices in provincial administration and tariffs of the provincial chancelleries presidiales. A later hand has added notes of an judgement of 20 Jul 1785 concerning seal tariffs.

Tariff information contained in press cuttings relating to Latin American trade, with separate volumes on Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Peru, Uruguay, and Venezuela.